A tug boat has to possess a high bollard pull while that is not important for a dredger.
拖船必须拥有较大的系柱拖力，但对于挖泥船则不是重要的。
He would often take a boat out onto a lake, pull out a notebook, relax, and think.
他常常会船到湖里泛舟，拿出一个笔记本，然后放松和思考。
He would often take a boat out onto a lake, pull out a notebook, relax, and think.
他常常会船到湖里泛舟，拿出一个笔记本，然后放松和思考。
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